64676270

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157747}}^1$

素因数の和:157795

約数の個数: 16

約数和(自身を含む): 119257488

約数和(自身を除く): 54581218

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 157747, 315494, 788735, 1577470, 6467627, 12935254, 32338135, 64676270]

約数ペア:

[(1, 64676270), (2, 32338135), (5, 12935254), (10, 6467627), (41, 1577470), (82, 788735), (205, 315494), (410, 157747)]